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[expand - 1 more] - Mesos/Marathon/HAProxy Logging - Mesos - [mail # user]
... guy in me wants to take good logs from my app.  It was setup to do it's own logging through a custom module. I am very happy with it.  I setup the app in the container to mount a volume that's...
... in my MapRFS via NFS so I can log directly to a clustered filesystem. THis is awesome, I can read my logs in Apache Drill as they are written!!! However, the haproxy through me for a loop. Once...
... I started running the app in Marathon with a service port and routed around via haproxy, I realized something:  I lost my source IPs in my logs? Why? Because once HAProxy takes over...
...? This is an interesting problem, because apps should have good logging, security, performance, troubleshooting, and if I can't get the source IP it could be a problem. So, my question is this, anyone ran...
   Author: John Omernik , 2015-08-25, 16:30
Analyse web server logs in Drill - Drill - [mail # user]
... Scott worked on something related to this > > recently. > > > > > > > > The idea was to make the output of Niels' log-parser package directly > > > > queryable in Drill. > > > > > > > > I don't...
... know the current status. > > > > > > > > > > > > On Sat, Feb 6, 2016 at 4:25 PM, David Asfaha > > > > wrote: > > > > > > > >> Hi, > > > >> > > > >> I would like to analyse web server logs...
   Author: John Omernik , 2016-02-16, 16:18
Looking for user feedback on DRILL-5741 - Drill - [mail # user]
... this is important. Log at bit start both in stdout and in the drillbit.log file.  Indicate what method was used for allocation, what the user provided values were, and for auto allocations the split...
... > > and uncomment the line having the property - "DRILLBIT_MAX_PROC_MEM" with > a setting like (say) 50%. > export DRILLBIT_MAX_PROC_MEM=50% > > After that, Drill should start up successfully. Log messages...
   Author: John Omernik , 2018-02-18, 15:40
How to format paths in select: MapR Audit Logs - Drill - [mail # user]
...Hey all - I am trying to demonstrate a neat use case. Using audit logs in MapR, I'd like to be able to point Drill at the directory, and just go, no loading of data, just go. The problem...
... I am having is how to describe the path.  First how logs are stored. From the base of MapRFS /var/mapr/local/node1/audit/*.json /var/mapr/local/node2/audit/*.json /var/mapr/local/node3...
.../audit/*.json /var/mapr/local/node4/audit/*.json /var/mapr/local/node5/audit/*.json So as you can see, they could be in multiple directories. I'd like to be able to query all the logs at once...
   Author: John Omernik , 2015-10-15, 16:10
[expand - 1 more] - Interesting Challenge: Application Logging Docker/Mesos/HAProxy - Drill - [mail # user]
... guy in me wants to take good logs from my app.  It was setup to do it's own logging through a custom module. I am very happy with it.  I setup the app in the container to mount a volume that's...
... in my MapRFS via NFS so I can log directly to a clustered filesystem. THis is awesome, I can read my logs in Apache Drill as they are written!!! However, the haproxy through me for a loop. Once...
... I started running the app in Marathon with a service port and routed around via haproxy, I realized something:  I lost my source IPs in my logs? Why? Because once HAProxy takes over...
...? This is an interesting problem, because apps should have good logging, security, performance, troubleshooting, and if I can't get the source IP it could be a problem. So, my question is this, anyone ran...
   Author: John Omernik , 2015-08-25, 14:01
[expand - 4 more] - Drill Session ID between Nodes - Drill - [mail # user]
...When I log onto a drill node, and get Session Id, if I connect to another drill node in the cluster will the session id be valid? I am guessing not, but want to validate. My conumdrum, I...
... to log on... ...
   Author: John Omernik , 2017-06-22, 19:14
[expand - 1 more] - Performance on Unions - Some ideas please! - Drill - [mail # user]
...I have a streaming process that writing to an avro table, with Schema etc. It's coming from BroIDS Connection logs, so my table name is like this: broconnavro/YYYY-MM-DD Basically I...
   Author: John Omernik , 2017-08-23, 12:49
[expand - 1 more] - DRILL_LOG_PREFIX in drill-config - Drill - [mail # user]
... = A prefix to prepend to drill log files, thus, in reality, DRILL_LOG_PREFIX should not be set to $DRILL_LOG_DIR/drillbit, instead the default should be " export DRILL_LOG_PREFIX=${DRILL_LOG_PREFIX...
...:-"drillbit"} and then the next line that makes the drill log path should be: export DRILLBIT_LOG_PATH="${DRILL_LOG_DIR}/${DRILL_LOG_PREFIX}.log" That way the Prefix is just a file prefix...
..., and then in the drill-env.sh I could set export DRILL_LOG_PREFIX="drillbit-$HOSTNAME" and have all my logs in one folder, but not be overwritten by easy other.... On Tue, Nov 1, 2016 at 9:45 AM, John...
   Author: John Omernik , 2016-11-01, 14:59
[ZEPPELIN-808] Changed Permissions on Notebooks do not provide helpful error to user. - Zeppelin - [issue]
....  no error, no response, nothing. It was as if the note was locked.   I was baffled and had to dig through the Zeppelin logs to see the permissions error.   I believe the proper behavior here should...
... be to inform the user in the UI that the Note can not be run  due to permissions issues (as are logged to the logs) so the User can take action themselves, or work with an administrator to resolve...
http://issues.apache.org/jira/browse/ZEPPELIN-808    Author: John Omernik , 2016-09-28, 01:34
Controlling the Lifecycle of Drill using Supervisord - Drill - [mail # user]
...So I am now worried I have messed up my own installations on Mesos, so I dove into the two scripts, and found that main things that drillbit.sh sets up is logging. I have moved that to my...
... drill-env.sh which via drill-config is called when executing the runbit.  I setup the logging etc there, because I wanted to be in more control of what is happening with logging and I use MapRFS...
... as my logging destination rather than local hosts... just makes more sense to have the logs centralized. The only others things I noticed in the drillbit.sh were: niceness - I don't set...
... niceness, but per drillbit.sh it sets it to 0 and that's the default, so I think I ok here and then the GC Server options which I think have to do with logging more than anything.  (Maybe I am...
... reading that wrong) Basically, as I am reading things, as long as I setup logging (which I do in drill-env, I should be good with runbit. If I am missing something here, please let me know...
   Author: John Omernik , 2016-05-29, 22:04